Module: ForemanAzureRm::VMExtensions::ManagedVM

Extended by:
ActiveSupport::Concern
Included in:
AzureRm
Defined in:
app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb

Instance Method Summary collapse

Instance Method Details

#create_managed_virtual_machine(vm_hash) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 237

def create_managed_virtual_machine(vm_hash)
  vm_params = initialize_vm(vm_hash)
  vm_params.plan = marketplace_image_plan(vm_hash[:image_id])
  vm_params.network_profile = define_network_profile(vm_hash[:network_interface_card_ids])
  vm_params.storage_profile.image_reference = define_image(vm_hash[:resource_group], vm_hash[:image_id])
  vm_params.storage_profile.data_disks = define_data_disks(vm_hash[:name], vm_hash[:data_disks])
  sdk.create_or_update_vm(vm_hash[:resource_group], vm_hash[:name], vm_params)
end

#create_nics(region, args = {}) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 123

def create_nics(region, args = {})
  nics               = []
  args[:interfaces_attributes].each do |nic, attrs|
    private_ip = ActiveRecord::Type::Boolean.new.deserialize(attrs[:private_ip])
    priv_ip_alloc       = if private_ip
                            NetworkModels::IPAllocationMethod::Static
                          else
                            NetworkModels::IPAllocationMethod::Dynamic
                          end
    pub_ip_alloc        = case attrs[:public_ip]
                          when 'Static'
                            NetworkModels::IPAllocationMethod::Static
                          when 'Dynamic'
                            NetworkModels::IPAllocationMethod::Dynamic
                          when 'None'
                            nil
                          else
                              raise RuntimeError, "Public IP value must be either 'Dynamic', 'Static' or 'None'"
                          end
    if pub_ip_alloc.present?
      public_ip_params = NetworkModels::PublicIPAddress.new.tap do |ip|
        ip.location = region
        ip.public_ipallocation_method = pub_ip_alloc
      end

      pip = sdk.create_or_update_pip(args[:resource_group],
                                     "#{args[:vm_name]}-pip#{nic}",
                                     public_ip_params)
    end
    new_nic = sdk.create_or_update_nic(
      args[:resource_group],
      "#{args[:vm_name]}-nic#{nic}",
      NetworkModels::NetworkInterface.new.tap do |interface|
        interface.location = region
        interface.ip_configurations = [
          NetworkModels::NetworkInterfaceIPConfiguration.new.tap do |nic_conf|
            nic_conf.name = "#{args[:vm_name]}-nic#{nic}"
            nic_conf.private_ipallocation_method = priv_ip_alloc
            nic_conf.private_ipaddress = attrs[:ip] if priv_ip_alloc == "Static"
            nic_conf.subnet = subnets.select{ |subnet| subnet.id == attrs[:network] }.first
            nic_conf.public_ipaddress = pip
          end
        ]
      end
    )
    nics << new_nic
  end
  nics
end

#create_vm_extension(region, args = {}) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 246

def create_vm_extension(region, args = {})
  if args[:script_command].present? || args[:script_uris].present?
    args[:script_uris] ||=  args[:script_uris].to_s
    extension = ComputeModels::VirtualMachineExtension.new

    case args[:platform]
    # https://docs.microsoft.com/en-us/azure/virtual-machines/extensions/custom-script-linux
    when 'Linux'
      extension.publisher = 'Microsoft.Azure.Extensions'
      extension.virtual_machine_extension_type = 'CustomScript'
      extension.type_handler_version = '2.0'
    # https://docs.microsoft.com/en-us/azure/virtual-machines/extensions/custom-script-windows
    when 'Windows'
      extension.publisher = 'Microsoft.Compute'
      extension.virtual_machine_extension_type = 'CustomScriptExtension'
      extension.type_handler_version = '1.10'
    else
      raise RuntimeError, "Unsupported platform #{args[:platform]}"
    end

    extension.auto_upgrade_minor_version = true
    extension.location = region
    extension.settings = {
          'commandToExecute' => args[:script_command],
          'fileUris'         => args[:script_uris].split(',')
    }

    extension_for_log = "#{extension.publisher}/#{extension.virtual_machine_extension_type}/#{extension.type_handler_version}"
    Foreman::Logging.logger('app').info "Azure RM machine #{args[:name]}: creating #{extension_for_log} extension"
    sdk.create_or_update_vm_extensions(args[:resource_group],
                                       args[:vm_name],
                                       'ForemanCustomScript',
                                       extension)
  end
end

#create_vm_nvidia_gpu_extension(region, args = {}) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 282

def create_vm_nvidia_gpu_extension(region, args = {})
  extension = ComputeModels::VirtualMachineExtension.new
  extension.publisher = 'Microsoft.HpcCompute'
  extension.type_handler_version = '1.3'
  extension.auto_upgrade_minor_version = true
  extension.location = region

  case args[:platform]
  # https://docs.microsoft.com/fr-fr/azure/virtual-machines/extensions/hpccompute-gpu-linux
  when 'Linux'
    extension_name = 'NvidiaGpuDriverLinux'
  # https://docs.microsoft.com/fr-fr/azure/virtual-machines/extensions/hpccompute-gpu-windows
  when 'Windows'
    extension_name = 'NvidiaGpuDriverWindows'
  else
    raise RuntimeError, "Unsupported platform #{args[:platform]}"
  end
  extension.virtual_machine_extension_type = extension_name

  extension_for_log = "#{extension.publisher}/#{extension.virtual_machine_extension_type}/#{extension.type_handler_version}"
  Foreman::Logging.logger('app').info "Azure RM machine #{args[:name]}: creating #{extension_for_log} extension"
  sdk.create_or_update_vm_extensions(args[:resource_group],
                                     args[:vm_name],
                                     extension_name,
                                     extension)
end

#define_data_disks(vm_name, data_disks) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 43

def define_data_disks(vm_name, data_disks)
  unless data_disks.nil?
    disks = []
    disk_count = 0
    data_disks.each do |disk_num, attrs|
      managed_data_disk = ComputeModels::ManagedDiskParameters.new
      disk = ComputeModels::DataDisk.new
      disk.name = "#{vm_name}-data-disk#{disk_count}"
      disk.caching  = disk_caching(attrs[:data_disk_caching])
      disk.disk_size_gb = attrs[:disk_size_gb]
      disk.create_option = ComputeModels::DiskCreateOption::Empty
      disk.lun = disk_count + 1
      disk.managed_disk = managed_data_disk
      disk_count += 1
      disks << disk
    end
    disks
  end
end

#define_image(rg_name, image) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 87

def define_image(rg_name, image)
  image_type, image_id = image.split('://')
  case image_type
  when 'marketplace'
    urn = image_id.split(':')
    publisher = urn[0]
    offer     = urn[1]
    sku       = urn[2]
    version   = urn[3]
    image_reference = marketplace_image_reference(publisher, offer, sku, version)
  when 'custom'
    custom_image = sdk.get_custom_image(rg_name, image_id)
    image_reference = ComputeModels::ImageReference.new
    image_reference.id = custom_image.id
  when 'gallery'
    image_reference = ComputeModels::ImageReference.new
    image_reference.id = sdk.fetch_gallery_image_id(rg_name, image_id)
  else
    image_reference = nil
  end
  image_reference
end

#define_managed_storage_profile(vm_name, os_disk_caching, platform, premium_os_disk, os_disk_size_gb) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 7

def define_managed_storage_profile(vm_name, os_disk_caching, platform, premium_os_disk, os_disk_size_gb)
  storage_profile = ComputeModels::StorageProfile.new
  os_disk = ComputeModels::OSDisk.new
  managed_disk_params = ComputeModels::ManagedDiskParameters.new

  # Create OS disk
  os_disk.name = "#{vm_name}-osdisk"
  os_disk.os_type = platform
  os_disk.disk_size_gb = os_disk_size_gb
  os_disk.create_option = ComputeModels::DiskCreateOptionTypes::FromImage
  os_disk.caching = disk_caching(os_disk_caching)
  managed_disk_params. = if premium_os_disk == 'true'
                                               ComputeModels::StorageAccountTypes::PremiumLRS
                                             else
                                               ComputeModels::StorageAccountTypes::StandardLRS
                                             end
  os_disk.managed_disk = managed_disk_params
  storage_profile.os_disk = os_disk
  storage_profile
end

#define_network_profile(network_interface_card_ids) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 110

def define_network_profile(network_interface_card_ids)
  network_interface_cards = []
  network_interface_card_ids.each_with_index do |id, index|
    nic = ComputeModels::NetworkInterfaceReference.new
    nic.id = id
    nic.primary = true
    network_interface_cards << nic
  end
  network_profile = ComputeModels::NetworkProfile.new
  network_profile.network_interfaces = network_interface_cards
  network_profile
end

#disk_caching(disk_type_caching) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 28

def disk_caching(disk_type_caching)
  case disk_type_caching
  when 'None'
    ComputeModels::CachingTypes::None
  when 'ReadOnly'
    ComputeModels::CachingTypes::ReadOnly
  when 'ReadWrite'
    ComputeModels::CachingTypes::ReadWrite
  when nil, ""
    nil
  else
    raise RuntimeError, "Disk caching value must be either 'None', 'ReadOnly' or 'ReadWrite'."
  end
end

#initialize_vm(vm_hash) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 173

def initialize_vm(vm_hash)
  custom_data = vm_hash[:custom_data]
  msg = "Creating Virtual Machine #{vm_hash[:name]} in Resource Group #{vm_hash[:resource_group]}."
  logger.debug msg
  vm_create_params = ComputeModels::VirtualMachine.new.tap do |vm|
    vm.location = vm_hash[:location]
    vm.tags = {}
    unless vm_hash[:tags].nil?
      arr = vm_hash[:tags].split(',')
      arr.each do |item|
        kv = item.split('=')
        vm.tags[kv[0].strip] = kv[1].strip
      end            
    end
    unless vm_hash[:availability_set_id].nil?
      sub_resource = MsRestAzure::SubResource.new
      sub_resource.id = vm_hash[:availability_set_id]
      vm.availability_set = sub_resource
    end

    vm.os_profile = ComputeModels::OSProfile.new.tap do |os_profile|
      os_profile.computer_name  = vm_hash[:name]
      os_profile.admin_username = vm_hash[:username]
      os_profile.admin_password = vm_hash[:password]

      # Adding the ssh-key support for authentication
      if vm_hash[:platform] == 'Linux'
        os_profile.linux_configuration = ComputeModels::LinuxConfiguration.new.tap do |linux|
          linux.disable_password_authentication = vm_hash[:disable_password_authentication]
          linux.ssh = ComputeModels::SshConfiguration.new.tap do |ssh_config|
            ssh_config.public_keys = [
              ComputeModels::SshPublicKey.new.tap do |foreman_key|
                foreman_key.key_data = key_pair.public
                foreman_key.path = "/home/#{vm_hash[:username]}/.ssh/authorized_keys"
              end
            ]
            if vm_hash[:ssh_key_data].present?
              key_data = vm_hash[:ssh_key_data]
              pub_key = ComputeModels::SshPublicKey.new
              pub_key.key_data = key_data
              pub_key.path = "/home/#{vm_hash[:username]}/.ssh/authorized_keys"
              ssh_config.public_keys << pub_key
            end
          end
        end
      end
      # added custom_data here so that azure's vm gets this
      os_profile.custom_data    = Base64.strict_encode64(custom_data) unless vm_hash[:custom_data].nil?
    end
    vm.storage_profile = define_managed_storage_profile(
                                                          vm_hash[:name],
                                                          vm_hash[:os_disk_caching],
                                                          vm_hash[:platform],
                                                          vm_hash[:premium_os_disk],
                                                          vm_hash[:os_disk_size_gb]
                                                        )
    vm.hardware_profile = ComputeModels::HardwareProfile.new.tap do |hw_profile|
      hw_profile.vm_size = vm_hash[:vm_size]
    end
  end

  vm_create_params
end

#marketplace_image_plan(image) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 63

def marketplace_image_plan(image)
  image_type, image_id = image.split('://')
  return nil unless image_type == 'marketplace' && image_id.include?('byos')
  urn = image_id.split(':')
  publisher = urn[0]
  offer     = urn[1]
  sku       = urn[2]
  version   = urn[3]
  image_plan = ComputeModels::PurchasePlan.new
  image_plan.publisher = publisher.downcase
  image_plan.name = sku.downcase
  image_plan.product = offer.downcase
  image_plan
end

#marketplace_image_reference(publisher, offer, sku, version) ⇒ Object 



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# File 'app/models/concerns/foreman_azure_rm/vm_extensions/managed_vm.rb', line 78

def marketplace_image_reference(publisher, offer, sku, version)
  image_reference = ComputeModels::ImageReference.new
  image_reference.publisher = publisher
  image_reference.offer = offer
  image_reference.sku = sku
  image_reference.version = version
  image_reference
end